﻿#region LICENSE

// The contents of this file are subject to the Common Public Attribution
// License Version 1.0. (the "License"); you may not use this file except in
// compliance with the License. You may obtain a copy of the License at
// https://github.com/NiclasOlofsson/MiNET/blob/master/LICENSE. 
// The License is based on the Mozilla Public License Version 1.1, but Sections 14 
// and 15 have been added to cover use of software over a computer network and 
// provide for limited attribution for the Original Developer. In addition, Exhibit A has 
// been modified to be consistent with Exhibit B.
// 
// Software distributed under the License is distributed on an "AS IS" basis,
// WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
// the specific language governing rights and limitations under the License.
// 
// The Original Code is MiNET.
// 
// The Original Developer is the Initial Developer.  The Initial Developer of
// the Original Code is Niclas Olofsson.
// 
// All portions of the code written by Niclas Olofsson are Copyright (c) 2014-2018 Niclas Olofsson. 
// All Rights Reserved.

#endregion

using System.IO;

namespace MiNET.Utils.Metadata
{
	public class MetadataInts : MetadataDictionary
	{
		public static new MetadataInts FromStream(BinaryReader stream)
		{
			var value = new MetadataInts();
			while (true)
			{
				byte key = stream.ReadByte();
				if (key == 127) break;

				byte type = (byte) ((key & 0xE0) >> 5);
				byte index = (byte) (key & 0x1F);

				var entry = EntryTypes[type]();
				entry.FromStream(stream);
				entry.Index = index;

				value[index] = entry;
			}
			return value;
		}
	}
}